This series of produc$£ts are used as high-frequency switching pδδ€"ower supply transformers in h₹β§↓igh-frequency switching power supplies,  ≈γ±and high-frequency inverter power su±↔pply transformers in high-frequency inve ☆βrter power supplies and high-frequency inverter ©¶welding machines, or for boosting and i✘↓gnition circuits.